IGCSE O Level Physics MCQs – Practice Test 7 (Chapter 2)

Energy, Work and Power Quiz with Answers PDF Download – Test 7

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Free Energy, Work and Power Quiz App Download (Android & iOS): A plane flies a distance of 5000 m with the work done of 25000 J, the force applied is; MCQ with answers: 30000 n, 20000 n, 125000 n, and 5 n. Learn States of Matter Quiz Questions, download Google Book (Free Chapter) to manage online learning.

Energy, Work & Power Exam Questions and Answers PDF Download: Test 7

MCQ 31: Formula for efficiency is:

(energy input / energy output) × 100
(energy input / energy output) × 100
(useful energy input / energy output) × 100
(useful energy output / total energy input) × 100

MCQ 32: A plane flies a distance of 5000 m with the work done of 25000 J, the force applied is:

20000 N
30000 N
125000 N
5 N

MCQ 33: An object has E_p of 500 J with a mass of 25 kg and gravity of 10 N kg^-1, height of object is:

20 m
1250 m
2 m
125000 m

MCQ 34: Food we eat contains:

Chemical Potential Energy
Elastic Potential Energy
Gravitational Potential Energy
Kinetic energy

MCQ 35: SI unit for power is:

Joules
Watts
Ohms
Newton

Energy Work & Power Quiz App & e-Book – IGCSE O Level Physics Study Material

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